code: def Int32ByteSize(field_number, int32):
      return Int64ByteSize(field_number, int32)
  
imports: import struct
  from google.protobuf import descriptor
  from google.protobuf import message
label_desc: Use image node_id 5 for calling a global function with example usage: Int32ByteSize(field_number, int32) and returns: Int64ByteSize